| Luxembourg to Oswego (Illinois) | 4,286.73 mi (6,898.83 km) |
| Luxembourg to Oswego (New York) | 3,748.78 mi (6,033.08 km) |
| Luxembourg to Otsego (Minnesota) | 4,309.04 mi (6,934.72 km) |
| Luxembourg to Ottawa (Illinois) | 4,320.68 mi (6,953.46 km) |
| Luxembourg to Ottawa (Kansas) | 4,696.10 mi (7,557.65 km) |
| Luxembourg to Ottumwa (Iowa) | 4,470.99 mi (7,195.36 km) |
| Luxembourg to Overland (Missouri) | 4,507.12 mi (7,253.52 km) |
| Luxembourg to Overland Park (Kansas) | 4,660.32 mi (7,500.06 km) |
| Luxembourg to Overlea (Maryland) | 3,926.31 mi (6,318.78 km) |
| Luxembourg to Oviedo (Florida) | 4,624.32 mi (7,442.13 km) |
| Luxembourg to Owasso (Oklahoma) | 4,834.40 mi (7,780.21 km) |
| Luxembourg to Owatonna (Minnesota) | 4,351.69 mi (7,003.37 km) |
| Luxembourg to Owensboro (Kentucky) | 4,426.46 mi (7,123.70 km) |
| Luxembourg to Owings Mills (Maryland) | 3,935.43 mi (6,333.47 km) |
| Luxembourg to Owosso (Michigan) | 4,068.05 mi (6,546.89 km) |
